Change of conditions

Upper Yarra Reservoir is the third largest of Melbourne's water storage reservoirs. It has a capacity of 200,000 megalitres (200,000,000,000 litres). The dam wall is 90 metres high, 610 metres long and was completed in 1957.

Upper Yarra Reservoir is filled by water from the surrounding forested catchment. It also receives water diverted by an underground connecting tunnel from the mighty Thomson Reservoir. Water from Upper Yarra then travels via open channel aqueducts and underground pipelines to Silvan Reservoir and from there to reservoirs all over Melbourne.

The catchment is protected so that the highest possible water quality and quantity is maintained. It is also home to a number